EP0139210A3 - Converting circuit - Google Patents

Converting circuit Download PDF

Info

Publication number
EP0139210A3
EP0139210A3 EP84110907A EP84110907A EP0139210A3 EP 0139210 A3 EP0139210 A3 EP 0139210A3 EP 84110907 A EP84110907 A EP 84110907A EP 84110907 A EP84110907 A EP 84110907A EP 0139210 A3 EP0139210 A3 EP 0139210A3
Authority
EP
European Patent Office
Prior art keywords
converting circuit
converting
circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP84110907A
Other versions
EP0139210B1 (en
EP0139210A2 (en
Inventor
Katsumi C/O Patent Division Nagano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of EP0139210A2 publication Critical patent/EP0139210A2/en
Publication of EP0139210A3 publication Critical patent/EP0139210A3/en
Application granted granted Critical
Publication of EP0139210B1 publication Critical patent/EP0139210B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/78—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled
    • H03K17/795—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors
    • H03K17/7955—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used using opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled controlling bipolar transistors using phototransistors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/801—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water using optical interconnects, e.g. light coupled isolators, circuit board interconnections
    • H04B10/802—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water using optical interconnects, e.g. light coupled isolators, circuit board interconnections for isolation, e.g. using optocouplers

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
EP84110907A 1983-09-30 1984-09-12 Converting circuit Expired EP0139210B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58182731A JPS6074807A (en) 1983-09-30 1983-09-30 Converting circuit
JP182731/83 1983-09-30

Publications (3)

Publication Number Publication Date
EP0139210A2 EP0139210A2 (en) 1985-05-02
EP0139210A3 true EP0139210A3 (en) 1986-04-16
EP0139210B1 EP0139210B1 (en) 1989-11-23

Family

ID=16123451

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84110907A Expired EP0139210B1 (en) 1983-09-30 1984-09-12 Converting circuit

Country Status (4)

Country Link
US (1) US4739174A (en)
EP (1) EP0139210B1 (en)
JP (1) JPS6074807A (en)
DE (1) DE3480581D1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62258329A (en) * 1986-04-30 1987-11-10 Ishihara Sangyo Kaisha Ltd Isomerization of halogenated benzene compound
JPS637814U (en) * 1986-07-01 1988-01-19
US5117118A (en) * 1988-10-19 1992-05-26 Astex Co., Ltd. Photoelectric switch using an integrated circuit with reduced interconnections
US5068545A (en) * 1989-04-20 1991-11-26 Elsag International B.V. Digital/frequency input for industrial control applications
US5182448A (en) * 1990-10-05 1993-01-26 Sharp Kabushiki Kaisha Photocoupler with improved anti-noise characteristics
US5225687A (en) * 1992-01-27 1993-07-06 Jason Barry L Output circuit with optically coupled control signals
US5189307A (en) * 1992-03-13 1993-02-23 Empi, Inc. Isolated current mirror with optical insulator generating feedback signal
JP3394371B2 (en) * 1995-09-29 2003-04-07 松下電器産業株式会社 Insulated transmission device
US5789960A (en) * 1996-09-04 1998-08-04 Control Gaging, Inc. Universal input circuit including opto-isolator and retriggerable monostable multivibrator
DE19911133C2 (en) * 1999-03-12 2001-06-28 Eckhard Mademann Isolation circuit
US6407603B2 (en) * 1999-09-20 2002-06-18 Lockheed Martin Corporation Analog voltage isolation circuit
US6710317B2 (en) * 2000-04-14 2004-03-23 Robert David Meadows Current to voltage converter with optical gain mechanism
TW493320B (en) * 2000-04-28 2002-07-01 Koninkl Philips Electronics Nv Circuit with an optocoupler
US6696887B2 (en) * 2001-09-27 2004-02-24 Matthew S. Taubman Transistor-based interface circuitry
JP4362046B2 (en) * 2003-07-15 2009-11-11 アバゴ・テクノロジーズ・イーシービーユー・アイピー（シンガポール）プライベート・リミテッド Photocoupler device with improved linearity
US10158358B2 (en) * 2015-04-06 2018-12-18 Rockwell Automation Technologies, Inc. Low-power dissipation input circuit
JP2018093102A (en) * 2016-12-06 2018-06-14 Ntn株式会社 Isolation amplifier

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893037A (en) * 1973-09-09 1975-07-01 William L Herbert Isolating linear amplifier
GB1435059A (en) * 1974-03-21 1976-05-12 Itt Creed Galvanic isolation of telegraphic equipment
DE3411303A1 (en) * 1983-03-31 1984-10-11 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa SWITCHING WITH PHOTOELECTRONIC COUPLER OR OPTO COUPLER

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49102261A (en) * 1973-01-31 1974-09-27
US3975643A (en) * 1974-01-23 1976-08-17 Westinghouse Air Brake Company Fail-safe opto-electronic phase inverting circuits
US4056719A (en) * 1975-02-10 1977-11-01 Bell Telephone Laboratories, Incorporated Two-way telephone transmission system utilizing opto-couplers
DE2527520B1 (en) * 1975-06-20 1976-06-16 Siemens Ag Optoelectronic switching element
US4282604A (en) * 1979-04-04 1981-08-04 Jefferson William T Optical isolation circuit for bidirectional communication lines

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3893037A (en) * 1973-09-09 1975-07-01 William L Herbert Isolating linear amplifier
GB1435059A (en) * 1974-03-21 1976-05-12 Itt Creed Galvanic isolation of telegraphic equipment
DE3411303A1 (en) * 1983-03-31 1984-10-11 Tokyo Shibaura Denki K.K., Kawasaki, Kanagawa SWITCHING WITH PHOTOELECTRONIC COUPLER OR OPTO COUPLER

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
ELECTRONIC ENGINEERING, vol. 41, no. 501, November 1969, pages 35-39, London, GB; L.R.P. SYMONS: "Small-signal opto-electronic transformer" *
NACHRICHTENTECHNIK-ELEKTRONIK, vol. 27, no. 6, 1977, pages 246-248, Berlin, DE; M. SEIFART et al.: "Galvanisch getrennte Übertragung von Analogsignalen mit Optokopplern" *

Also Published As

Publication number Publication date
JPS6074807A (en) 1985-04-27
EP0139210B1 (en) 1989-11-23
EP0139210A2 (en) 1985-05-02
US4739174A (en) 1988-04-19
DE3480581D1 (en) 1989-12-28

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